Version:           3.5.10 (using KDE 3.5.10)
OS:                Linux
Installed from:    Mandriva RPMs

When clicking on kmenu kicker crash.
Running gdb kicker shows at crash this message:
MNG error 1029: Chunk out of sequence; chunk TERM; subcode 0:0
kicker: kickertip.cpp:404: static void KickerTip::enableTipping(bool): Assertion `m_tippingEnabled >= -1' failed.
kicker: crashHandler called
KCrash: crashing... crashRecursionCounter = 2
KCrash: Application Name = kicker path = <unknown> pid = 4831

Gdb in gui shows this:
[Thread debugging using libthread_db enabled]
[New Thread 0xb5ea06d0 (LWP 4831)]
[KCrash handler]
#6  0xffffe416 in __kernel_vsyscall ()
#7  0xb7c88d90 in raise () from /lib/i686/libc.so.6
#8  0xb7c8a7f8 in abort () from /lib/i686/libc.so.6
#9  0xb7c81cce in __assert_fail () from /lib/i686/libc.so.6
#10 0xb7b9faaa in KickerTip::enableTipping ()
   from /opt/kde3/lib/libkickermain.so.1
#11 0xb7ba08ee in PanelPopupButton::slotExecMenu ()
   from /opt/kde3/lib/libkickermain.so.1
#12 0xb7e6392d in KNewButton::slotExecMenu ()
   from /opt/kde3/lib/libkdeinit_kicker.so
#13 0xb7ba6529 in PanelPopupButton::qt_invoke ()
   from /opt/kde3/lib/libkickermain.so.1
#14 0xb7e623eb in KButton::qt_invoke ()
   from /opt/kde3/lib/libkdeinit_kicker.so
#15 0xb7e646df in KNewButton::qt_invoke ()
   from /opt/kde3/lib/libkdeinit_kicker.so
#16 0xb6ad9db6 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#17 0xb6adc4d1 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#18 0xb6e36cd7 in QButton::pressed () from /usr/lib/libqt-mt.so.3
#19 0xb6b77f2a in QButton::mousePressEvent () from /usr/lib/libqt-mt.so.3
#20 0xb7b9c979 in PanelButton::mousePressEvent ()
   from /opt/kde3/lib/libkickermain.so.1
#21 0xb6b1670e in QWidget::event () from /usr/lib/libqt-mt.so.3
#22 0xb6a73b90 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#23 0xb6a74dfd in QApplication::notify () from /usr/lib/libqt-mt.so.3
#24 0xb724e7d2 in KApplication::notify () from /opt/kde3/lib/libkdecore.so.4
#25 0xb6a0c46d in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#26 0xb6a09a22 in QETWidget::translateMouseEvent ()
   from /usr/lib/libqt-mt.so.3
#27 0xb6a0853e in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#28 0xb6a1c974 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#29 0xb6a8c3d0 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#30 0xb6a8c284 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#31 0xb6a741fc in QApplication::exec () from /usr/lib/libqt-mt.so.3
#32 0xb7e584ff in kdemain () from /opt/kde3/lib/libkdeinit_kicker.so
#33 0x080484a2 in main ()

With standard kmenu kicker still crach but with another debug:
(no debugging symbols found)
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[Thread debugging using libthread_db enabled]
[New Thread 0xb64696d0 (LWP 4994)]
(no debugging symbols found)
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[KCrash handler]
#6  0xffffe416 in __kernel_vsyscall ()
#7  0xb6f10d90 in raise () from /lib/i686/libc.so.6
#8  0xb6f127f8 in abort () from /lib/i686/libc.so.6
#9  0xb6f09cce in __assert_fail () from /lib/i686/libc.so.6
#10 0xb612eaaa in KickerTip::enableTipping ()
   from /opt/kde3/lib/libkickermain.so.1
#11 0xb612f8ee in PanelPopupButton::slotExecMenu ()
   from /opt/kde3/lib/libkickermain.so.1
#12 0xb6135529 in PanelPopupButton::qt_invoke ()
   from /opt/kde3/lib/libkickermain.so.1
#13 0xb62173eb in KButton::qt_invoke ()
   from /opt/kde3/lib/libkdeinit_kicker.so
#14 0xb74cbdb6 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#15 0xb74ce4d1 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#16 0xb7828cd7 in QButton::pressed () from /usr/lib/libqt-mt.so.3
#17 0xb7569f2a in QButton::mousePressEvent () from /usr/lib/libqt-mt.so.3
#18 0xb612b979 in PanelButton::mousePressEvent ()
   from /opt/kde3/lib/libkickermain.so.1
#19 0xb75019ea in QWidget::mouseDoubleClickEvent ()
   from /usr/lib/libqt-mt.so.3
#20 0xb7508341 in QWidget::event () from /usr/lib/libqt-mt.so.3
#21 0xb7465b90 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#22 0xb7466dfd in QApplication::notify () from /usr/lib/libqt-mt.so.3
#23 0xb7be87d2 in KApplication::notify () from /opt/kde3/lib/libkdecore.so.4
#24 0xb73fe46d in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#25 0xb73fba22 in QETWidget::translateMouseEvent ()
   from /usr/lib/libqt-mt.so.3
#26 0xb73fa53e in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#27 0xb740e974 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#28 0xb747e3d0 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#29 0xb747e284 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#30 0xb74661fc in QApplication::exec () from /usr/lib/libqt-mt.so.3
#31 0xb620d4ff in kdemain () from /opt/kde3/lib/libkdeinit_kicker.so
#32 0xb62b9414 in kdeinitmain () from /opt/kde3/lib/kde3/kicker.so
#33 0x0804ef20 in QGList::~QGList ()
#34 0x0804f8a3 in QGList::~QGList ()
#35 0x08050084 in QGList::~QGList ()
#36 0x08050ae2 in QGList::~QGList ()
#37 0xb6efd5c5 in __libc_start_main () from /lib/i686/libc.so.6
#38 0x0804b311 in QGList::~QGList ()